fratry

例句：

1. 1. He is a loyal friend to his colleagues.
   他对他的同事是忠诚的朋友。
2. 2.They are good friends who share many interests.
   他们是很好的朋友，有很多共同的兴趣。
3. 3. The old man and his fratri were childhood friends.
   那个老人和他的伙伴是儿时的好友。